Yesterday, Seattle-based record label Sub Pop shared a letter on their Tumblr blog that had reportedly come from a Virginia Tech student, asking the singer of Nirvana if "she" would appear in a video to be shown during Homecoming Week along with members of the Ying Yang Twins, Slightly Stoopid and some NFL stars. According to the post, Sub Pop staff members dressed up like Nirvana and recorded a forthcoming response. Could this be an elaborate prank? Sub Pop